New growth strategy for growable arrays

runtime/vm/exceptions.cc

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/exceptions.h"
 
 #include "platform/address_sanitizer.h"
 
 #include "lib/stacktrace.h"
 
@@ skipping 743 matching lines @@
         const String& uris = String::Handle(zone, dst_type.EnumerateURIs());
         if (uris.Length() > Symbols::SpaceIsFromSpace().Length()) {
           if (!printed_where) {
             pieces.Add(Symbols::SpaceWhereNewLine());
           }
           pieces.Add(uris);
         }
       }
     }
   }
-  const Array& arr = Array::Handle(zone, Array::MakeArray(pieces));
+  const Array& arr = Array::Handle(zone, Array::MakeFixedLength(pieces));
   const String& error_msg = String::Handle(zone, String::ConcatAll(arr));
   args.SetAt(3, error_msg);
 
   // Type errors in the core library may be difficult to diagnose.
   // Print type error information before throwing the error when debugging.
   if (FLAG_print_stacktrace_at_throw) {
     THR_Print("'%s': Failed type check: line %" Pd " pos %" Pd ": ",
               String::Handle(zone, script.url()).ToCString(), line, column);
     THR_Print("%s\n", error_msg.ToCString());
   }
@@ skipping 208 matching lines @@
   }
 
   Thread* thread = Thread::Current();
   NoReloadScope no_reload_scope(thread->isolate(), thread);
   return DartLibraryCalls::InstanceCreate(library, *class_name,
                                           *constructor_name, arguments);
 }
 
 
 }  // namespace dart